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Finding the Fourth Proportional to 52,473.89, 78,710.47 and 15,034.11

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Solution

The fourth proportional to 52,473.89, 78,710.47 and 15,034.11 is: 22,551.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,473.89 : 78,710.47 = 15,034.11 : x
  2. Step 2: Convert to fraction form
    52,473.89/78,710.47 = 15,034.11/x
  3. Step 3: Cross multiply
    52,473.89x = 78,710.47 × 15,034.11
  4. Step 4: Simplify right side
    52,473.89x = 1,183,341,531.38
  5. Step 5: Solve for x
    x = 1,183,341,531.38/52,473.89
  6. Step 6: Final answer
    x = 22,551.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.